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run code in 300+ PHP versions simultaneously
<?php function count_digits($digit) { // TODO: add type validation return $digit >= 10 ? 1 + count_digits($digit / 10) : 1; } $digit = 1554; $tries = 10000; $start = microtime(true); for ($i = 0; $i < $tries; $i++) { count_digits($digit); } echo (microtime(true) - $start); $start = microtime(true); for ($i = 0; $i < $tries; $i++) { strlen($digit); } echo (microtime(true) - $start);
Output for 7.3.1
0.00375294685363770.00057816505432129
Output for 7.3.0
0.0031080245971680.00060582160949707
Output for 7.2.13
0.00194811820983890.00056600570678711
Output for 7.2.12
0.00193715095520020.00060701370239258
Output for 7.2.11
0.00257587432861330.00089001655578613
Output for 7.2.10
0.00364017486572270.0011579990386963
Output for 7.2.9
0.00223398208618160.00064182281494141
Output for 7.2.8
0.00263214111328120.00076723098754883
Output for 7.2.7
0.00353312492370610.00059914588928223
Output for 7.2.6
0.00365114212036130.000579833984375
Output for 7.2.5
0.00367593765258790.0011129379272461
Output for 7.2.4
0.00212311744689940.0006401538848877
Output for 7.2.3
0.00320315361022950.00076913833618164
Output for 7.2.2
0.00499987602233890.00099301338195801
Output for 7.2.1
0.0020329952239990.00058913230895996
Output for 7.2.0
0.00358390808105470.0010530948638916
Output for 7.1.25
0.00416088104248050.00077009201049805
Output for 7.1.7
0.00127410888671880.00033998489379883
Output for 7.1.6
0.00304293632507320.000823974609375
Output for 7.1.5
0.00295400619506840.00076794624328613
Output for 7.1.0
0.00134301185607910.00044608116149902
Output for 7.0.20
0.069526910781860.00039815902709961
Output for 7.0.14
0.00249099731445310.00077915191650391
Output for 7.0.6
0.00224995613098140.00054597854614258
Output for 7.0.5
0.00136113166809080.00034499168395996
Output for 7.0.4
0.0017018318176270.00043892860412598
Output for 7.0.3
0.0013499259948730.00034308433532715
Output for 7.0.2
0.00173401832580570.00040388107299805
Output for 7.0.1
0.00184702873229980.00047087669372559
Output for 7.0.0
0.0013239383697510.00034093856811523
Output for 5.6.28
0.00779986381530760.0022931098937988
Output for 5.6.21
0.0102629661560060.0021059513092041
Output for 5.6.20
0.00624585151672360.0012710094451904
Output for 5.6.19
0.00797414779663090.0024919509887695
Output for 5.6.18
0.00583291053771970.0017428398132324
Output for 5.6.17
0.00611805915832520.0012180805206299
Output for 5.6.16
0.00641894340515140.0012791156768799
Output for 5.6.15
0.0099558830261230.002068042755127
Output for 5.6.14
0.00928997993469240.0018620491027832
Output for 5.6.13
0.00964212417602540.0017859935760498
Output for 5.6.12
0.006674051284790.001349925994873
Output for 5.6.11
0.0102260112762450.0019168853759766
Output for 5.6.10
0.00983500480651860.0019080638885498
Output for 5.6.9
0.00617408752441410.0012421607971191
Output for 5.6.8
0.0064439773559570.0012409687042236
Output for 5.6.7
0.00953698158264160.0019431114196777
Output for 5.5.35
0.00982379913330080.0019650459289551
Output for 5.5.34
0.00614094734191890.001270055770874
Output for 5.5.33
0.00537896156311040.0015280246734619
Output for 5.5.32
0.0156369209289550.0030190944671631
Output for 5.5.31
0.010253906250.0027439594268799
Output for 5.5.30
0.00604414939880370.0012848377227783
Output for 5.5.29
0.00997400283813480.0020301342010498
Output for 5.5.28
0.00707101821899410.0013790130615234
Output for 5.5.27
0.00983500480651860.0020270347595215
Output for 5.5.26
0.0082538127899170.0017468929290771
Output for 5.5.25
0.0102610588073730.0019900798797607
Output for 5.5.24
0.00898718833923340.0018799304962158
Output for 5.4.45
0.00694990158081050.0023140907287598
Output for 5.4.44
0.00591897964477540.0018830299377441
Output for 5.4.43
0.00636506080627440.0025978088378906
Output for 5.4.42
0.00651407241821290.0023770332336426
Output for 5.4.41
0.00585818290710450.0018520355224609
Output for 5.4.40
0.0121262073516850.0019738674163818
Output for 5.4.39
0.0150687694549560.0020079612731934
Output for 5.4.38
0.00582289695739750.0019137859344482
Output for 5.4.37
0.00642108917236330.0020108222961426
Output for 5.4.36
0.00658202171325680.002007007598877
Output for 5.4.35
0.00479698181152340.0015289783477783
Output for 5.4.34
0.00482296943664550.0017881393432617
Output for 5.4.32
0.00456809997558590.0013999938964844
Output for 5.4.31
0.0046691894531250.0015630722045898
Output for 5.4.30
0.00433397293090820.0014760494232178
Output for 5.4.29
0.00426387786865230.0014760494232178
Output for 5.4.28
0.00645112991333010.0026481151580811
Output for 5.4.27
0.00469803810119630.0014381408691406
Output for 5.4.26
0.00466609001159670.0014870166778564
Output for 5.4.25
0.00625395774841310.0039310455322266
Output for 5.4.24
0.00643610954284670.0023300647735596
Output for 5.4.23
0.00604605674743650.0020489692687988
Output for 5.4.22
0.00628995895385740.0018970966339111
Output for 5.4.21
0.00582289695739750.0026319026947021
Output for 5.4.20
0.00792598724365230.0022270679473877
Output for 5.4.19
0.00592017173767090.0022320747375488
Output for 5.4.18
0.00647187232971190.0024518966674805
Output for 5.4.17
0.00679707527160640.0018930435180664
Output for 5.4.16
0.00599598884582520.0018959045410156
Output for 5.4.15
0.0105152130126950.0050079822540283
Output for 5.4.14
0.00606298446655270.0018310546875
Output for 5.4.13
0.00615000724792480.0019440650939941
Output for 5.4.12
0.00638079643249510.0022258758544922
Output for 5.4.11
0.00706005096435550.002946138381958
Output for 5.4.10
0.0067210197448730.0019421577453613
Output for 5.4.9
0.00606608390808110.0019290447235107
Output for 5.4.8
0.00661015510559080.0022439956665039
Output for 5.4.7
0.0062701702117920.001986026763916
Output for 5.4.6
0.00591897964477540.0020370483398438
Output for 5.4.5
0.0110030174255370.0024349689483643
Output for 5.4.4
0.0075261592864990.0024709701538086
Output for 5.4.3
0.00583100318908690.0018908977508545
Output for 5.4.2
0.00670099258422850.0018739700317383
Output for 5.4.1
0.0073218345642090.0035009384155273
Output for 5.4.0
0.0200190544128420.0055811405181885
Output for 5.3.29
0.00595903396606450.0016810894012451
Output for 5.3.28
0.00925803184509280.0021851062774658
Output for 5.3.27
0.00785994529724120.0028870105743408
Output for 5.3.26
0.0077068805694580.0022528171539307
Output for 5.3.25
0.00780606269836430.0022408962249756
Output for 5.3.24
0.00853800773620610.002310037612915
Output for 5.3.23
0.00923013687133790.0042159557342529
Output for 5.3.22
0.00831389427185060.004601001739502
Output for 5.3.21
0.00770592689514160.0023751258850098
Output for 5.3.20
0.00783705711364750.0044538974761963
Output for 5.3.19
0.00761008262634280.0026590824127197
Output for 5.3.18
0.00763106346130370.0022351741790771
Output for 5.3.17
0.00772786140441890.0032191276550293
Output for 5.3.16
0.0105171203613280.0033988952636719
Output for 5.3.15
0.00848007202148440.0047781467437744
Output for 5.3.14
0.00888109207153320.0022809505462646
Output for 5.3.13
0.00830817222595210.002493143081665
Output for 5.3.12
0.00916385650634770.0028460025787354
Output for 5.3.11
0.00943303108215330.0028820037841797
Output for 5.3.10
0.0083689689636230.0026500225067139
Output for 5.3.9
0.00806188583374020.0024380683898926
Output for 5.3.8
0.00837898254394530.0024428367614746
Output for 5.3.7
0.00881695747375490.0028479099273682
Output for 5.3.6
0.00790596008300780.0028378963470459
Output for 5.3.5
0.00802397727966310.0026271343231201
Output for 5.3.4
0.0129380226135250.0063869953155518
Output for 5.3.3
0.00830507278442380.0024960041046143
Output for 5.3.2
0.0101249217987060.0037620067596436
Output for 5.3.1
0.00824499130249020.0022611618041992
Output for 5.3.0
0.00755500793457030.0026888847351074
Output for 5.2.17
0.0129470825195310.0028049945831299
Output for 5.2.16
0.0119578838348390.0022850036621094
Output for 5.2.15
0.0129110813140870.0025508403778076
Output for 5.2.14
0.0124998092651370.0031490325927734
Output for 5.2.13
0.0135271549224850.0023441314697266
Output for 5.2.12
0.0125901699066160.0028481483459473
Output for 5.2.11
0.0125689506530760.0028009414672852
Output for 5.2.10
0.0131900310516360.0033369064331055
Output for 5.2.9
0.0151360034942630.0031459331512451
Output for 5.2.8
0.0122029781341550.0027930736541748
Output for 5.2.7
0.0138249397277830.0023047924041748
Output for 5.2.6
0.0125291347503660.0033550262451172
Output for 5.2.5
0.0144939422607420.0030801296234131
Output for 5.2.4
0.013539075851440.0031819343566895
Output for 5.2.3
0.0133571624755860.0032260417938232
Output for 5.2.2
0.014061927795410.0029759407043457
Output for 5.2.1
0.0125451087951660.0033459663391113
Output for 5.2.0
0.0134131908416750.0032029151916504
Output for 5.1.6
0.0129849910736080.0029850006103516
Output for 5.1.5
0.0132079124450680.0040271282196045
Output for 5.1.4
0.0120840072631840.0033459663391113
Output for 5.1.3
0.0193219184875490.0076549053192139
Output for 5.1.2
0.0184350013732910.0057728290557861
Output for 5.1.1
0.0211539268493650.0036618709564209
Output for 5.1.0
0.025871038436890.0060989856719971
Output for 5.0.5
0.0386610031127930.010095119476318
Output for 5.0.4
0.0230169296264650.0052580833435059
Output for 5.0.3
0.0211839675903320.005605936050415
Output for 5.0.2
0.0313830375671390.010950088500977
Output for 5.0.1
0.0339388847351070.010372877120972
Output for 5.0.0
0.0312800407409670.0066699981689453
Output for 4.4.9
0.0361570.010355
Output for 4.4.8
0.0395680.010403
Output for 4.4.7
0.030720.00843
Output for 4.4.6
0.0474850.010288
Output for 4.4.5
0.0395160.008739
Output for 4.4.4
0.025870.006301
Output for 4.4.3
0.0222010.005962
Output for 4.4.2
0.0225820.007929
Output for 4.4.1
0.0228450.006655
Output for 4.4.0
0.0234860.005098
Output for 4.3.11
0.0242630.006669
Output for 4.3.10
0.0228090.005353
Output for 4.3.9
0.0376220.009278
Output for 4.3.8
0.0298350.006603
Output for 4.3.7
0.0240620.005095
Output for 4.3.6
0.0424280.009251
Output for 4.3.5
0.0249680.006471
Output for 4.3.4
0.0223080.004833
Output for 4.3.3
0.0225530.005459
Output for 4.3.2
0.0240880.004877
Output for 4.3.1
0.0219070.005822
Output for 4.3.0
0.0216220.005574
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185.21 ms | 401 KiB | 191 Q